It's A Family Affair: Top 20 Multigenerational Family Bands

From left, Micah Nelson, Willie Nelson and Lukas Nelson arrive at the 11th Annual John Varvatos Stuart House Benefit on Sunday, April 13, 2014, in West Hollywood, Calif. (Photo by Richard Shotwell/Invision/AP)

When Jeff Tweedy of Wilco fame performs as one of the marquee attractions at the Toronto Urban Roots Festival this weekend it won't be as a solo performer, but as part of the band "Tweedy," which also features his 18-year-old son Jeff joining the family business on drums.

While family bands are nothing new — see Jacksons, Moffatts, Hansons, Haims — these acts are usually built around musical siblings. It's rarely considered cool to play music with your mom or dad. That is, unless your parents are folks like Rod Stewart, Kate McGarrigle, Wille Nelson, Eddie van Halen, Alice Cooper or Fela Kuti

So here are 20 examples of multigenerational acts that prove the family that plays together, stays together.